Index: funcs/func_groupcount.c
===================================================================
RCS file: /usr/cvsroot/asterisk/funcs/func_groupcount.c,v
retrieving revision 1.4
diff -u -r1.4 func_groupcount.c
--- funcs/func_groupcount.c	6 Jun 2005 22:12:19 -0000	1.4
+++ funcs/func_groupcount.c	27 Jul 2005 22:23:43 -0000
@@ -34,7 +34,9 @@
 
 	if (ast_strlen_zero(group)) {
 		grp = pbx_builtin_getvar_helper(chan, category);
-		ast_copy_string(group, grp, sizeof(group));
+
+		if (grp)
+			ast_copy_string(group, grp, sizeof(group));
 	}
 
 	count = ast_app_group_get_count(group, category);